#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <arpa/inet.h>
#include <sys/socket.h>
#include <linux/socket.h>
#define ETH_P_WSMP 0x88DC
int main(){
/* DSMP Socket Address */
struct sockaddr_dsmp{
__kernel_sa_family_t dsmp_family;
unsigned int dsmp_psid;
};
/* DSMP Socket Address */
struct sockaddr_dsmp addr;
/* Create PF_DSMP socket */
int sockfd = socket(PF_DSMP,SOCK_DGRAM,0);
/* Set DSMP Socket Address */
memset(&addr,0,sizeof(struct sockaddr_dsmp));
addr.dsmp_family = AF_DSMP;
addr.dsmp_psid = 0x0;
char buf[40];
/* Bind by PSID */
bind(sockfd,(struct sockaddr *)&addr,sizeof(struct sockaddr_dsmp));
while(1){
/* Receive DSMP Packets */
int nread = recvfrom(sockfd,buf,sizeof(buf),0,NULL,NULL);
if(nread)
printf("nread = %d\n",nread);
break;
}
return 0;
/* //创建套接字
int sock = socket(AF_INET, SOCK_STREAM, 0);
//向服务器(特定的IP和端口)发起请求
struct sockaddr_in serv_addr;
memset(&serv_addr, 0, sizeof(serv_addr)); //每个字节都用0填充
serv_addr.sin_family = AF_INET; //使用IPv4地址
serv_addr.sin_addr.s_addr = inet_addr("127.0.0.1"); //具体的IP地址
serv_addr.sin_port = htons(1234); //端口
connect(sock, (struct sockaddr*)&serv_addr, sizeof(serv_addr));
//读取服务器传回的数据
char buffer[40];
read(sock, buffer, sizeof(buffer)-1);
printf("Message form server: %s\n", buffer);
//关闭套接字
close(sock);
return 0; */
}